Summary:
SRX-MP-1SFP and SRX-MP-1SFP-GE mPIMs are both 1-port SFP GE mPIMs for SRX2xx platforms. What are the differences between them?
Symptoms:
This applies to the following models/part numbers.
- SRX-MP-1SFP / 750-029145
- SRX-MP-1SFP-GE / 750-032730
SRX mPIMs are applicable to the following platforms.
Cause:
Solution:
The SRX-MP-1SFP-GE is meant to replace the original SRX-MP-1SFP mPIMs. Both can support the same SFP optic modules. Below are some of the differences between the two models.
SRX-MP-1SFP- Supported since Junos OS 9.5
- Supported on SRX210 and SRX240, not supported on SRX220
- Cannot be used as member of reth interface in a chassis cluster
- No jumbo frame support
- Limited to 100Mbps due to limitation of port connection to backplane
- Cannot be used for fabric link in a chassis cluster
SRX-MP-1SFP-GE- Supported since Junos OS 10.4
- Supported on SRX210, SRX220 and SRX240
- Can be used as member of reth interface in a Chassis Cluster
- Supports jumbo frames up to MTU 9010 bytes
- GE backplane connection to allow near 1GB line rate
- For SRX Series Chassis Clusters made up of SRX100, SRX210, SRX220, SRX240 devices, SFP interfaces on Mini-PIMs cannot be used as the fabric link.
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