Router User Manual

4 NAT troubleshooting
Nortel Secure Router 8000 Series
Troubleshooting - VAS
4-18 Nortel Networks Inc. Issue 01.01 (30 March 2009)
GlobalAddr GlobalPort InsideAddr InsidePort Pro VPN
Interface:Ethernet4/0/6
5.1.1.5(5,3000) 2110 4.1.1.1 3211 6(tcp) (1)
5.1.1.5(5,3000) 2110 4.1.1.2 3000 6(tcp) (1)
Total 2 NAT servers
Table 4-6 Description of the output information of the display nat server command
Item Description
GlobalAddr The interface configured with the NAT outbound feature
GlobalPort The configured ACL
InsideAddr The index of the address pool (here 5)
InsidePort The port number of the internal network IP
Pro The number of the protocol (here 6, the TCP protocol)
VPN VPN
Total The number of configured NAT servers
display nat all
<Nortel> display nat all
NAT address-group information:
0 : from 10.110.1.1 to 10.110.1.30, reference 0 times
10 : from 100.1.1.10 to 100.1.1.20, reference 1 times
18 : from 10.110.27.1 to 10.110.27.100, reference 0 times
Total 3 address-groups
NAT outbound information:
Ethernet1/0/0: acl(3100) --- NAT address-group(10)
Server in private network information:
GlobalAddr GlobalPort InsideAddr InsidePort Pro VPN
Interface:Ethernet3/0/0
192.168.10.2 ---- 100.1.1.2 ---- --- (1)time
Total 1 NAT servers
NAT application level gateway information:
netbios NAT application level gateway is enabled
ils NAT application level gateway is enabled
ftp NAT application level gateway is enabled
icmp NAT application level gateway is enabled
The following sections describe the information in the preceding display.
Three address pools are configured as follows:
z
The numbers of the address pools are 0, 10, and 18 respectively.
z
The No.10 address pool is referred once.
Configure an association of the address translation on the interface Ethernet1/0/0 as follows:
z
The ACL rule 3100 is associated with the No.10 address pool.
z
The address translation uses the PAT mode.