Cisco Bug: CSCun77736 - Not able to remove host name from running configurations
Last Modified
Apr 18, 2019
Products (16)
- Cisco ME 3600X Series Ethernet Access Switches
- Cisco ASR 901-6CZ-F-D Router
- Cisco ASR 901S-4SG-F-D Router
- Cisco ME 3600X-24TS-M Switch
- Cisco ASR 901-4C-FT-D Router
- Cisco ASR 901-6CZ-F-A Router
- Cisco ASR 901S-2SG-F-D Router
- Cisco ASR 901-6CZ-FT-A Router
- Cisco ASR 901-12C-FT-D Router
- Cisco ASR 901-6CZ-FT-D Router

Known Affected Releases
15.4(1)S
Description (partial)
Symptom: Not able to remove host name from running configurations, error message is generated when command is entered with (.) before the ip address. Conditions: Issue is seen on ME3600 switch running 154-1.S code. Switch(config)#ip host www.abc.com. 1.2.3.4 <<<< error generate since not entered in proper format No such hostname Switch(config)#ip host www.xyz.com 2.3.4.5 <<<<<< Command accepted since it was entered in correct format. Switch(config)# Above commands will show up in the running configurations. Switch(config)#do sh run | in ip host ip host www.abc.com. 1.2.3.4 ip host www.xyz.com 2.3.4.5 Switch(config)# Command do not get removed from running configurations: Switch(config)#no ip host www.abc.com. 1.2.3.4 <<<<< error was generated when tried removing host name No such hostname Switch(config)#no ip host www.xyz.com 2.3.4.5 <<<<< entry was removed successfully Switch(config)# Switch(config)#do sh run | in ip host ip host www.abc.com. 1.2.3.4 <<<<<< didn't get removed Switch(config)# Switch(config)#do sh host Name lookup view: Global Default domain is not set Name/address lookup uses domain service Name servers are 171.70.168.183, 171.68.226.120 Codes: UN - unknown, EX - expired, OK - OK, ?? - revalidate temp - temporary, perm - permanent NA - Not Applicable None - Not defined Host Port Flags Age Type Address(es) www.abc.com. None (perm, OK) 0 IP 1.2.3.4
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