Hitachi GR2000 Series Network Router User Manual


 
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