Configuring traffic mirroring ·································································································································· 105

Introduction to traffic mirroring ··································································································································· 105

Traffic mirroring configuration task list ······················································································································ 105

Configuring match criteria ·········································································································································· 105

Configuring traffic mirroring of different types ········································································································· 106

Mirroring traffic to a port ··································································································································· 106

Mirroring traffic to the CPU ································································································································ 106

Configuring a QoS policy ··········································································································································· 107

Applying a QoS policy ··············································································································································· 107

Apply a QoS policy to a port ···························································································································· 107

Apply a QoS policy to a VLAN ························································································································· 107

Apply a QoS policy globally ····························································································································· 108

Apply a QoS policy to the control plane ·········································································································· 108

Displaying and maintaining traffic mirroring ············································································································ 108

Traffic mirroring configuration example ···················································································································· 109

Traffic mirroring configuration example ··········································································································· 109

Configuring NQA ··················································································································································· 112

Overview ······································································································································································· 112

NQA features ······················································································································································ 112

NQA concepts ····················································································································································· 114

NQA probe operation procedure ····················································································································· 115

NQA configuration task list ········································································································································ 116

Configuring the NQA server ······································································································································ 117

Enabling the NQA client ············································································································································· 117

Creating an NQA test group ······································································································································ 117

Configuring an NQA test group ································································································································ 118

Configuring ICMP echo tests ······························································································································ 118

Configuring DHCP tests ······································································································································ 119

Configuring DNS tests ········································································································································ 120

Configuring FTP tests ··········································································································································· 121

Configuring HTTP tests ········································································································································ 122

Configuring UDP jitter tests ································································································································· 123

Configuring SNMP tests ····································································································································· 124

Configuring TCP tests ·········································································································································· 125

Configuring UDP echo tests ································································································································ 126

Configuring voice tests ······································································································································· 127

Configuring DLSw tests ······································································································································· 129

Configuring the collaboration function ······················································································································ 130

Configuring threshold monitoring ······························································································································· 130

Configuration prerequisites ································································································································ 130

Configuration guidelines ···································································································································· 130

Configuration procedure ···································································································································· 131

Configuring the NQA statistics collection function ··································································································· 133