In the following example a long description is applied to the Fast Ethernet interface in slot 1, port adapter 0, and port 0:
Device# configure terminal
Device(config)#interface FastEthernet1/0/0
Device(config-if)# description FastEthernet1/0/0 this is a test of a description that exceeds 64 characters in length
Device(config-if)#ip address 192.168.134.55 255.255.255.0
Device(config-if)#no ip directed-broadcast
Device(config-if)#no ip route-cache distributed
Assuming that ifAlias long name support is not yet enabled (the default), the following example shows the results of a mibwalk operation from an NMS:
***** SNMP QUERY STARTED *****
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.
.
ifXEntry.18.10 (octets) (zero-length)
ifXEntry.18.11 (octets) Fastethernet1/0/0 this is a test of a description that exceeds 64 ch
ifXEntry.18.12 (octets) (zero-length)
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.
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The following output shows the description that is displayed at the CLI:
Device# show interface FastEthernet0/0/0
FastEthernet1/0/0 is administratively down, line protocol is down
Hardware is Lance, address is 0010.7b4d.7046 (bia 0010.7b4d.7046)
Description: FastEthernet1/0/0 this is a test of a description that exceeds 64 chh
MTU 1500 bytes, BW 10000 Kbit, DLY 1000 usec,
reliability 252/255, txload 1/255, rxload 1/255
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.
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In the following example, ifAlias long name support is enabled and the description is displayed again:
Device(config)# snmp ifmib ifalias long
Device(config)#interface FastEthernet1/0/0
Device(config-if)# description FastEthernet1/0/0 this is a test of a description that exceeds
64 characters in length
Device(config)#end
Device# show interface FastEthernet1/0/0
FastEthernet1/0/0 is administratively down, line protocol is down
Hardware is Lance, address is 0010.7b4d.7046 (bia 0010.7b4d.7046)
Description: FastEthernet1/0/0 this is a test of a description that exceeds 64 characters in length
MTU 1500 bytes, BW 10000 Kbit, DLY 1000 usec,
reliability 252/255, txload 1/255, rxload 1/255
.
.
.
***** SNMP QUERY STARTED *****
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.
.
ifXEntry.18.10 (octets) (zero-length)
ifXEntry.18.11 (octets) FastEthernet1/0/0 this is a test of a description that exceeds 64 characters in length
ifXEntry.18.12 (octets) (zero-length)
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.
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