Cisco Systems Dial NMS User Manual
Task 6Managing IP Addresses by Using DNS
About Managing IP Addresses
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Basic Dial NMS Implementation Guide
Creating a Primary Forward Zone
To create a domain (or forward zone) and include all forward mapping (the “A” records) for the domain,
follow these steps:
follow these steps:
Step 1
Create a domain and include all forward mapping (the “A” records) by entering the zone command with
the create option:
the create option:
nrcmd> zone the.net create primary file=the.net.zone.txt
To create new subnets by using the CLI, import a BIND zone definition file, which can be edited by
using an ASCI text editor. The following example shows an edited BIND file.
using an ASCI text editor. The following example shows an edited BIND file.
@ IN SOA onionring.the.net. netadmin.the.net. (
2000071600 ; serial number
3600 ; Refresh 1 hours
1800 ; Retry 30 minutes
86400 ; Expire 24 hours
86400 ; TTL 24 hours
)
IN NS onionring.the.net.
doc-rtr58-01 IN A 172.21.101.20
doc-rtr54-01 IN A 172.21.101.21
doc-rtr53-01 IN A 172.21.101.22
doc-rtr53-05 IN A 172.21.101.23
doc-3810a-01 IN A 172.21.10.14
doc-3810d-01 IN A 172.21.10.15
doc-ubr7246-01 IN A 172.21.10.16
doc-switch-02 IN A 172.21.10.17
Step 2
Verify that the primary zone was created by entering the zone command with the listRR option:
nrcmd> zone the.net listRR
100 Ok
Static Resource Records
@ IN SOA onionring.the.net.
netadmin.the.net.0
@ IN NS onionring.the.net.
doc-rtr58-01 IN A 172.21.101.20
doc-rtr54-01 IN A 172.21.101.21
doc-rtr53-01 IN A 172.21.101.22
doc-rtr53-05 IN A 172.21.101.23
(Truncated for brevity)
Dynamic Resource Records
Creating an IP Tracker Web Page
An IP tracker web page:
Provides web access to the IP database that is managed by Cisco Network Registrar.
Retrieves current IP address block assignments from a DNS server.
Uses two CGI scripts to provide a web-enabled look into DNS for each zone.