Filtering/QoS Information
GR2K-GA-0014
1-21
Ver. 07-02
Table 1-17 Priority for Each Packet Type When -classify_all is Specified (NE1G-2D)
Packet Type
State of IP Flow
Detection
Conditions
Output line queue
number
Queuing
Priority
ARP (ARP Request/ARP Response) packet generated
by this router
--
Others
2
IPv4 packets generated by this router (RIP, OSPF, BGP,
telnet, ftp, snmp, igmp, pim, etc.)
Coincides
Priority specified by flow qos
configuration definition (*1)
Does not coincide
1
2
IPv4 ICMP packet for reporting the error generated by
this router
Coincides
Priority specified by flow qos
configuration definition (*1)
Does not coincide
1
2
IPv4 packets relayed by this router
1. Packet with option
(IP header)
2. Fragmented packet
3. Redirected packet
4. ARP unsolved packet
5. DVMRP-capsulated
packet sent to the
DVMRP tunnel interface
Coincides
Priority specified by flow qos
configuration definition (*1)
Does not coincide
1
2
MPLS packets generated by this router (MPLS LDP
Hello, MPLS LDP Keep Alive, etc.)
[ROUTE-OS7]
Coincides
Priority specified by flow qos
configuration definition (*1)
Does not coincide
1
2
IPv4 packets except in item Nos. 1 to 6
Coincides
Priority specified by flow qos
configuration definition (*1)
Does not coincide
1
2
IPv6 packet generated by this router
(Except in item No. 9)
Coincides
Priority specified by flow qos
configuration definition (*1)
Does not coincide
1
2
IPv6, ICMP to notice a error generated by this router
Coincides.
Priority specified by flow qos
configuration definition (*1)
Does not coincide
1
2
IPv6 packet relayed by this router
Coincides.
Priority specified by flow qos
configuration definition (*1)
Does not coincide
1
2
--: Does not agree with the IP flow detecting condition because it is not the IP
Others: Accumulates packets in queues not subject to shaping.
(*1): Correspondence between user priority and the send queue number is indicated in Table 1-18, Relationship
between user priority and send queue number.
Table 1-18 Relationship between user priority and send queue number
Priority
Discard threshold
User priority
Send queue number
Low
High
Low
0
1
High
1
Low
2
2
High
3
Low
4
3
High
5
Low
6
4
High
7