Nortel Networks 42C4911 Switch User Manual


 
Alteon OS Application Guide
Chapter 7: Quality of Service
12742C4911, January 2007
Packet Format
Ethernet format (eth2, SNAP, LLC)
Ethernet tagging format
IP format (IPv4, IPv6)
Egress port packets
Table 7-2 Well-Known Application Ports
Number TCP/UDP
Application
Number TCP/UDP
Application
Number TCP/UDP
Application
20
21
22
23
25
37
42
43
53
69
70
ftp-data
ftp
ssh
telnet
smtp
time
name
whois
domain
tftp
gopher
79
80
109
110
111
119
123
143
144
161
162
finger
http
pop2
pop3
sunrpc
nntp
ntp
imap
news
snmp
snmptrap
179
194
220
389
443
520
554
1645, 1812
1813
1985
bgp
irc
imap3
ldap
https
rip
rtsp
Radius
Radius Accounting
hsrp
Table 7-3 Well-Known TCP flag values
Flag Value
URG
ACK
PSH
RST
SYN
FIN
0x0020
0x0010
0x0008
0x0004
0x0002
0x0001