Errata
The errata list is a list of errors and their corrections that were found after the product was released.
The following errata were submitted by our customers and have not yet been approved or disproved by the author or editor. They solely represent the opinion of the customer.
Color Key: Serious technical mistake Minor technical mistake Language or formatting error Typo Question Note Update
Version | Location | Description | Submitted by | Date submitted |
---|---|---|---|---|
Printed | Page xvi top of page |
"I could work on my image processing projects at home on an i286/486 computer without having to compete with other students for access to the few Sun stations available at the university labs." |
Anonymous | |
Printed | Page * * |
Hi, |
Tony.He | Sep 07, 2021 |
Printed | Page 11 2nd paragraph |
To say "When no optional block is required, placeholder is just a pointer to the end of the structure" is not entirely accurate. It is certainly true for a variety of structures, however it is only true when previous data causes your placeholder be aligned to the same alignment as the structure. Case in point: |
Anonymous | Feb 22, 2012 |
Printed | Page 18 The code snippet on the top of the page |
|
Anonymous | Oct 05, 2021 |
Printed | Page 36 Below figure 2-6 |
Maybe a mistake, maybe not. |
Jeffrey Haran | Aug 27, 2009 |
Printed | Page 38 2nd-to-last paragraph |
In the sentence "skb_pull removes a block of data from the head of the buffer by moving the head pointer forward", the |
Anonymous | |
Printed | Page 40 First line after Figure 2-9 |
In the sentence "The skb_clone routine can be used to check the cloned status of an skb buffer", the "skb_clone" should |
Anonymous | |
Printed | Page 40 the last line |
In "between skb->start and skb->end", skb->start should be skb->head |
Anonymous | |
Printed | Page 51 3rd paragraph |
This means 50% of the possible addresses are multicast.... |
augustine | Jun 23, 2010 |
Printed | Page 62 line 22 |
ctl_data should be ctl_table |
Anonymous | |
Printed | Page 76 Figure 4-1 |
Network E is not shown in the figure, but the text (last sentence on page 75 and |
Anonymous | |
Printed | Page 121 4 |
In last text paragraph on the page, the symbol "dev->name" has been broken with a line break. |
Anonymous | Dec 11, 2008 |
Printed | Page 126 - 1 *(126 - 1) should be 126*(126 - 1). |
Anonymous | ||
Printed | Page 139 3rd paragraph |
This paragraph says that dev_alloc_name is called by alloc_netdev. However, this |
Anonymous | |
Printed | Page 204 First line of Tasklet Processing |
"low-latency" should be "low-priority". |
Anonymous | |
Printed | Page 238 last paragraph |
Since net_rx_action represents |
Anonymous | |
Printed | Page 268 Paragraph 5 |
For consistency with Figure 13-2 and the rest of the text, AF_PACKET should probably |
Anonymous | |
Printed | Page 285 Last paragraph, line 4 |
PF_SOCKETS should be PF_PACKET. |
Anonymous | |
Printed | Page 289 Bullet 3, line 1 |
AF_LLC should be PF_LLC to conform with the subsequent text. |
Anonymous | |
Printed | Page 291 Table 13-4 |
The AppleTalk Address Resolution Protocol and IPX have the same 24-bit OUI. |
Anonymous | |
Printed | Page 301 Figure 14-2 |
"IE, one instead of eye" should be "1F" in 8 places. |
Anonymous | |
Printed | Page 302 Last paragraph |
The book say this about Figure 14-4(b) "Host B transmits a frame addressed to Host A. Both Host A and the bridge receive the frame." |
Hui Kang | May 13, 2014 |
Printed | Page 307 Line 1 |
Delete "hosts located in". |
Anonymous | |
Printed | Page 309 Line 3. |
"states" should be "nodes". |
Anonymous | |
Printed | Page 321 Bridge ID |
Append "See Figure 15-7(a)." |
Anonymous | |
Printed | Page 322 Figure 15-7(b) |
"Port ID" should be "Port number" in two places. |
Anonymous | |
Printed | Page 322 Bullet 2 |
Add a footnote that MAC addresses can be cloned, so they are not necessarily unique. |
Anonymous | |
Printed | Page 325 Last line before Priority Vector |
"ticks (1/256th of second)" should be "1/256th of a second". |
Anonymous | |
Printed | Page 327 Line 2 of last paragraph |
Figure 15-9 refers to DT, but does not define it. |
Anonymous | |
Printed | Page 327 Third line from the bottom |
Delete "ticks". |
Anonymous | |
Printed | Page 332 Second to last paragraph |
"Bridge ID BR3 < Bridge ID BR4" should be "Bridge ID BR2 < Bridge ID BR3" |
Anonymous | |
Printed | Page 332 Line 1, last paragraph |
BR4 should be BR3. |
Anonymous | |
Printed | Page 333 Figure 15-13(a) |
There are two BR4s; the right middle one should be BR3. |
Anonymous | |
Printed | Page 334 Line 4 of first full paragraph |
"than BR2's" should be "than BR3's". |
Anonymous | |
Printed | Page 340 Last line of last paragraph before Topology Changes |
BR2 should be BR1. |
Anonymous | |
Printed | Page 347 Three bullets and preceding line. |
Delete; all three are shown in the figure. |
Anonymous | |
Printed | Page 358 Figure 16-4 |
eth2 should be eth0. |
Anonymous | |
Printed | Page 360 Initialization of Bridging Code, paragraph 1, line 2. |
br_uninit should be br_deinit. |
Anonymous | |
Printed | Page 383 line 3 |
"bridge device" should be "STP". |
Anonymous | |
Printed | Page 400 designated_cost line 2 |
16 should be 15 in two places. |
Anonymous | |
Printed | Page 420 Figure 18-9 |
IPa should be IP1a in 6 places. |
Anonymous | |
Printed | Page 421 Figure 18-10 |
The "4" to calculate OFFSET should read "8". |
Anonymous | |
Printed | Page 421 Figure 18-10 |
The OFFSETs should be i*(MTU/8), i = 0..5 |
Anonymous | |
Printed | Page 424 ID lines 3-4. |
The reference should be to the section "Selecting the IP Header's ID Field". |
Anonymous | |
Printed | Page 428 Line 3. |
151.41.21.194 should be 151.41.221.194 |
Anonymous | |
Printed | Page 440 in_device structure, paragraph 2, line 1 |
in_dev should be in_device. |
Anonymous | |
Printed | Page 442 CHECKSUM_UNNECESSARY, lines 1-2. |
"L4 header and checksum" should be "L4 header and payload". |
Anonymous | |
Printed | Page 448 Last paragraph |
The explaination applies to the code that follows, which is not shown. |
Anonymous | |
Printed | Page 449 Last paragraph |
If len is greater than the minimum L2 payload size, then there is no L2 padding, so |
Anonymous | |
Printed | Page 491 skb_is_nonlinear |
non-null should be non-zero |
Anonymous | |
Printed | Page 495 *hdrlen line 5 |
Encapsulation Security Payload |
Anonymous | |
Printed | Page 499 Paragraph 2, line 3. |
fraghdrlen should be maxfraglen. |
Anonymous | |
Printed | Page 508 Line 1. |
dst_input should be dst_output. |
Anonymous | |
Printed | Page 523 Figure 22-1 |
128 should be 228 in 3 places. |
Anonymous | |
Printed | Page 540 Paragraph 3, line 4. |
MF should be DF. |
Anonymous | |
Printed | Page 556 Figure 23-3 |
ip_options is defined in net/inet_sock.h |
Anonymous | |
Printed | Page 557 unsigned char _data[0] |
_data should be __data. |
Anonymous | |
Printed | Page 557 unsigned char _data[0], last line of first paragraph |
Should be replaced with something like "declaring an array that will be defined by an |
Anonymous | |
Printed | Page 558 struct ipq **pprev |
"head" should be "previous element". |
Anonymous | |
Printed | Page 559 int meat, line 2. |
"the packet has been conpletely received" should be "there are no gaps in the |
Anonymous | |
Printed | Page 565 Table 23-3. |
The column headings: |
Anonymous | |
Printed | Page 573 Paragraph 2, line 2. |
"hash" should be "protocol". |
Anonymous | |
Printed | Page 580 Bullet 2, line 1. |
"destination" should be "remote". |
Anonymous | |
Printed | Page 580 Last paragraph, lines 9-10. |
Interchange REQUEST and REPLY. |
Anonymous | |
Printed | Page 582 Figure 24-8. |
The Source and Destination addresses each should be 4 words. |
Anonymous | |
Printed | Page 606 Figure 25-9(b). |
Switch the labels on the exits of <Routing lookup>. |
Anonymous | |
Printed | Page 614 Bullet 2, line 3 |
Delete "non-" in "non-zero" |
Anonymous | |
Printed | Page 617 Second #define |
(ICMP_MIB_MAX + 1) should be (__ICMP_MIB_MAX + 1). |
Anonymous | |
Printed | Page 619 Line beginning "ICMP_MIB_INXXX" |
Interchange ICMP_MIB_INXXX and ICMP_MIB_OUTXXX. |
Anonymous | |
Printed | Page 623 Lines 1-2. |
Interchange "two" and "three". |
Anonymous | |
Page 644 2nd paragraph |
Thus, a solicitation reply sent to a broadcast destination address |
Anonymous | Jul 30, 2023 | |
Printed | Page 647 1st paragraph |
NUD_IN_TIMER should include NUD_REACHABLE too. |
Anonymous | Sep 18, 2009 |
Printed | Page 650 Indented paragraph 2, line 3. |
"NUD_STALE" should be "NUD_DELAY or NUD_PROBE". |
Anonymous | |
Printed | Page 658 Figure 27-4. |
The transition from NUD_STALE to NUD_REACHABLE should be reversed. |
Anonymous | |
Printed | Page 659 Line 1 of paragraph 2 from the bottom. |
Figure 26-13 does not show a transition from NUD_REACHABLE to NUD_DELAY. |
Anonymous | |
Printed | Page 670 3rd paragraph |
The follow sentences are incorrect: |
Anonymous | Sep 18, 2009 |
Printed | Page 672 Lines 3-4 of first regular paragraph. |
"and global statistics" should be "and to update global statistics". |
Anonymous | |
Printed | Page 673 Paragraph 2, line 4. |
"one half" should be "twice". |
Anonymous | |
Printed | Page 673 Paragraph 2, line 5. |
Delete "a little faster than usual". |
Anonymous | |
Printed | Page 675 Line 1. |
"eliminating" should be "reclaiming". |
Anonymous | |
Printed | Page 675 Asynchronous cleanup, line 1. |
"remove" should be "reclaim". |
Anonymous | |
Printed | Page 675 Regular paragraph 3, line 3. |
"deleting" should be "reclaiming". |
Anonymous | |
Printed | Page 692 Interaction Between Neighboring Protocols and L3 Transmission Function, |
paragraph 2, line 1.; |
Anonymous | |
Printed | Page 697 Figue 27-13(a), label on (6). |
The ethernet address should be 00:20:ED:78:1E:12. |
Anonymous | |
Printed | Page 700 Figure 28-1 |
Swap eth souce addr and eth dest addr in Figure 28-1. The same error |
Anonymous | Sep 21, 2009 |
Printed | Page 710 Figure 28-6 |
arp_announce should be arp_ignore in 4 places. |
Anonymous | |
Printed | Page 714 Figure 28-9 |
Host B eth0 should be 10.0.0.5/24. |
Anonymous | |
Printed | Page 727 Initial Common Processing, line 2. |
"broadcast" should be "loopback". |
Anonymous | |
Printed | Page 730 Figure 28-17 |
The "Yes" and "No" edges out of "ARP filter or ARP ignore?" should be swapped. |
Anonymous | |
Printed | Page 738 Line 4 of last paragraph |
Anonymous | ||
Printed | Page 739 Line 1. |
/24 should be /25. |
Anonymous | |
Printed | Page 740 Figure 28-21. |
The labels "Host D" and "Host E" have been cut off. |
Anonymous | |
Printed | Page 741 Last line of paragraph 3 |
"eth1 and eth2" should be "eth0 and eth1". |
Anonymous | |
Printed | Page 751 Table 29-1. |
NLM_F should be NLM_F_DUMP in two places. |
Anonymous | |
Printed | Page 763 int key_len, line 2. |
8 should be 16 |
Anonymous | |
Printed | Page 780 Varieties of Routing Configurations, paragraph 2, line 2 |
Rn should be RTn. |
Anonymous | |
Printed | Page 783 Last line. |
Delete the parenthetical remark. |
Anonymous | |
Printed | Page 784 Table 30-1 |
"192.255.255.255" should read "191.255.255.255" |
Anonymous | |
Printed | Page 784 Table 30-2 |
To be consistent, "65,535" should read "65,536" |
Anonymous | |
Printed | Page 784 Table 30-3, line 3. |
"192.168.0.0./16" should be "192.168.0.0/24 to 192.168.255.0/24" |
Anonymous | |
Printed | Page 784 Table 30-1 |
The class B network: last address is shown as "192.255.255.255.". It should be 191.255.255.255. |
Fengliang Hu | Nov 17, 2010 |
Printed | Page 787 Figure 30-6. |
The LINK box should include all the hosts on the 10.0.1.0/24 subnet. |
Anonymous | |
Printed | Page 790 Figure 30-7(a,b). |
The host 10.0.0.200 should be labeled "A" |
Anonymous | |
Printed | Page 793 Output of second ip address list command, line 4. |
"brd 192.168.1.255" should be "brd 192.168.1.127" |
Anonymous | |
Printed | Page 805 Table 31-2 |
Table 31-2, "RT1" should be changed to "Routing Table 1". |
Feng | Nov 18, 2010 |
Printed | Page 818 Figure 31-7 |
In the Routes, delete "from" in two places. |
Anonymous | |
Printed, PDF, ePub | Page 820 1st paragraph (continued from 819) |
The paragraph lists BIRD as a project that is "no longer maintained". This is not accurate, as the project is, as of March 2018, still active and maintained. |
Anonymous | Mar 08, 2018 |
Printed | Page 824 Second sentence in the first paragraph after the three bullet points |
The sentence reads "The hosts of subnet 10.0.0.0/24 and 10.0.0.2/24 ...". |
Anonymous | |
Printed | Page 834 struct rt_cache_stat, line 2 |
"counters" should be "statistics" |
Anonymous | |
Printed | Page 839 Paragraph 2, line 5 |
fib_scope should be nh_scope |
Anonymous | |
Printed | Page 842 4th paragraph |
Regarding the explanation of the macros "change_nexthops, for_nexthops, endfor_nexthops", the description |
Feng | Nov 22, 2010 |
Printed | Page 856 NETDEV_UP, line 3. |
"IP" should be "IP address" |
Anonymous | |
Printed | Page 862 3rd paragraph |
|
Feng | Nov 23, 2010 |
Printed | Page 869 Figure 33-3.(a) caption |
ip_route_input_key should be ip_route_input |
Anonymous | |
Printed | Page 869 3rd paragraph |
figure 33-3(b) |
Anonymous | |
Printed | Page 877 Figure 33-4. |
network=0.10 should be network=10.0 in 4 places |
Anonymous | |
Printed | Page 878 Round-Robin Algorithm, paragraph 1, last line. |
"the one" should be "one" |
Anonymous | |
Printed | Page 882 Figure 33-7(b) |
"input/output/child" should be "child/input/output" |
Anonymous | |
Printed | Page 890 Line 5 from the bottom. |
"how" should be "when" |
Anonymous | |
Printed | Page 900 Figure 34-1 |
fib_tables should be labeled. |
Anonymous | |
Printed | Page 901 Second line before Dynamic resizing of per-netmask hash tables. |
"right" should be "left" |
Anonymous | |
Printed | Page 908 Figure 34-3(b). |
"Create new fib_info instance" should be "Create new fib_node instance" |
Anonymous | |
Printed | Page 916 Semantic Matching on Subsidiary Criteria, paragraph 2, line 2. |
fib_info should be fib_node |
Anonymous | |
Printed | Page 921 Table 35-3, Description of dst_discard_out. |
"input" should be "output" |
Anonymous | |
Printed | Page 921 Figure 35-3 |
"ip_local_driver" was referenced twice in the figure. It should be changed to "ip_local_deliver". |
Feng | Nov 29, 2010 |
Printed | Page 922 Bullet 2, line 3.. |
ip_rt_error should be ip_rt_bug |
Anonymous | |
Printed | Page 922 Initialization of Function Pointers for Egress Traffic, bullet 1, line 3.. |
ip_rt_error should be ip_rt_bug |
Anonymous | |
Printed | Page 922 Bullet 3, sentence 2. |
States that there is no need to initialize dst->output, but Figure 35-3 |
Anonymous | |
Printed | Page 932 Figure 35-7 |
The top "Return -ENOBUFF" should be "Return -EINVAL" |
Anonymous | |
Printed | Page 934 Figure 35-8(b). |
"KEY: Set Dest IP = Source IP" should be KEY: Set Source IP = Dest IP" |
Anonymous | |
Printed | Page 935 Search Key Initialization, line 1. |
ip_route_input should be ip_route_output |
Anonymous | |
Printed | Page 938 Figure 35-10. |
ip_rev should be ip_rcv |
Anonymous | |
Printed | Page 944 Line 2 from the bottom. |
"priority" should be "preference" |
Anonymous | |
Printed | Page 945 Line 2. |
"priority" should be "preference" |
Anonymous | |
Printed | Page 945 Paragraph 1. |
Append "In fact, preferences are between 0 and 0x7FFF." |
Anonymous | |
Printed | Page 957 Change Notifications, paragraph 1, last line. |
RTGRM_IPV4_ROUTE should be RTMGRP_IPV4_ROUTE |
Anonymous | |
Printed | Page 970 fz_order, line 1. |
fz_hashmask should be fz_mask |
Anonymous | |
Printed | Page 971 fn_key |
su32 should be u32 |
Anonymous | |
Printed | Page 971 fa_state, FA_S_ACCESSED. |
line 2: fib_node should be fib_info |
Anonymous | |
Printed | Page 972 fib_clntref, line 1. |
fib_node should be fib_alias |
Anonymous | |
Printed | Page 978 Last line. |
"table's" should be "table" |
Anonymous | |
Printed | Page 981 next, line 1. |
"table's" should be "table" |
Anonymous | |
Printed | Page 987 Table 36-13. |
"fib_rules_detach/fib_rules_attach" |
Anonymous | |
Printed | Page 987 Table 36-13, rtmsg_fib, line 1. |
"on" should be "to" |
Anonymous |