When you use the QoS function of GR2000, pay attention to the following.
4.12.1
Relationship Between Load on RP and QoS
In normal operation, QoS controls queuing and transmitting of packets as illustra
in Figure 4-18. In the event of a certain amount of load on the RP, there may be
cases when QoS fails and packets are discarded as illustrated in Figure 4-19. Su
heavy load on the RP is caused by the following factors:
Software processing on RP
IPX routing is enabled and the traffic is higher than 2500 pps.
Bridge is enabled and the traffic is higher than 3500 pps.
IP fragmentation occurs often.
A lot of packets utilizing IP header option are received and relayed at a tim
Use beyond configuration limits
10
Содержание GR2000 Series
Страница 1: ...Hitachi Gigabit Router GR2000 Series GR2K GA 1002 Rev 6 03 Installation Guide ...
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Страница 102: ...GR2000 Installation Guide 2 46 GR2K GA 1002 Rev 6 03 This page left intentionally blank ...
Страница 296: ......
Страница 311: ...Figure 5 12 Airflow of GR2000 4 Out left side In right side In upper left side In upper right side In upper rear end ...
Страница 312: ... n upper eft side In upper right side In upper front end ...
Страница 314: ......
Страница 329: ......
Страница 330: ... ...
Страница 338: ... Metal bracket accessory of rack 19 inch rack Interface cable Power calbe ...
Страница 345: ...19 inch Rack GR2000 10H or GR2000 10 Guide Rail ...
Страница 346: ...Each POW is long and heavy approx 520mm deep 8 kg Hold the handle and support the bottom Removing POW Removing Fan Tray ...
Страница 350: ......
Страница 351: ...547 95 177 8 1430 133 35 177 8 ...
Страница 352: ...Open rack Dedicated guide rail edicated bracket supplied with the evice fitting screws Device fitting screw hole ...
Страница 353: ...19 inch Rack GR2000 20H or GR2000 20 Guide Rail ...
Страница 356: ...Metal fittings supplied as accessories M4 screws supplied as accessories NIF side ...
Страница 359: ...Connect both power cables if there is a redundant power supply Power Switch I O ...
Страница 364: ...Breaker switch I O L N Terminal board Front ...
Страница 369: ... Breaker switch I O Front Rear ...
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Страница 386: ... ...
Страница 387: ... ...
Страница 388: ... Anchor screw Guide rail ...
Страница 393: ...2 Follow the instructions illustrated in Figure 8 5 I O DC DC unit power switch ...
Страница 395: ...2 Follow the instruction illustrated in Figure 8 7 I O DC DC unit power switch ...
Страница 398: ...POW 2 Follow the instructions illustrated in Figure 8 10 Using the latches ...
Страница 402: ...To add or remove the fan tray for GR2000 20H follow the instructions illustrated in Figure 8 14 Cover Fan tray ...
Страница 405: ...To add or remove the main memory module for RP follow the instructions illustra in Figure 8 17 Installed connector ...
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