Displaying the default gslb policy – Brocade Communications Systems ServerIron ADX 12.4.00 User Manual

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ServerIron ADX Global Server Load Balancing Guide

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Displaying GSLB for IPv6 configurations

2

Direct response = 0 Query type ANY = 0

Query type A = 56 Query type AAAA = 87

The command returns information about the number of requests for three query types: queries for
IPv4 addresses (A records), queries for IPv6 addresses (AAAA records), and ANY queries. The Direct
Response field shows the total number of DNS queries that the GSLB ServerIron ADX has
responded to directly.

Syntax: show gslb global-stat

Displaying the default GSLB policy

Use the show gslb default command to view the default GSLB policy settings for the ServerIron ADX
including the default processing order of the GSLB policy algorithm and the status of many optional
features including the active-only and best-only DNS response parameters.

To display the default GSLB policy, enter the show gslb default command:

ServerIronADX(config)# show gslb default

Default metric order: ENABLE

Metric processing order:

1-Server health check

2-Remote ServerIronADX's session capacity threshold

3-Round trip time between remote ServerIronADX and client

4-Geographic location

5-Remote ServerIronADX's available session capacity

6-Server flashback speed

7-Least response selection

DNS active-only: DISABLE DNS best-only: DISABLE DNS override: DISABLE

Modify DNS response TTL: ENABLE

DNS TTL: 10 (sec), DNS check interval: 30 (sec)

Remote ServerIronADX status update period: 30 (sec)

Session capacity threshold: 90%, session capacity tolerance: 10%

Round trip time tolerance: 10%, round trip time explore percentage: 5%

Round trip time cache prefix: 20, round trip time cache interval: 120 (sec)

Flashback appl-level delay tolerance: 10%, TCP-level delay tolerance: 10%

Syntax: show gslb default

This display shows the following information.

TABLE 22

GSLB policy information

This field...

Displays...

Default algorithm

Indicates whether this policy is in effect. The value can be one of the following:

Disable

Enable

If the state is Disable, then a user-configured policy is in effect instead.

Metric processing order

Indicates the order in which the selection metrics are applied to the server
addresses in the DNS reply.

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