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Fixed review comments.
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@nazariig
nazariig committed Jul 27, 2018
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68 changes: 37 additions & 31 deletions doc/DIP=SIP_HLD.md
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Expand Up @@ -7,21 +7,25 @@ The purpose of this test is to validate that SONiC switch supports routing of L3
## Topology

```
|-----|
|--------| |----------| |
|DST HOST|----------|DST ROUTER| |
|--------| |----------| |
| DUT |
|--------| |----------| |
|SRC HOST|----------|SRC ROUTER| |
|--------| |----------| |
|-----|
|-----------------------|
| |
|--------| |-------| |
|DST HOST|----------|DST RIF| |
|--------| |-------| |
| |
| DUT |
| |
|--------| |-------| |
|SRC HOST|----------|SRC RIF| |
|--------| |-------| |
| |
|-----------------------|
```

_Note_:

> Hosts are emulated using VMs
> Router types are PORT/LAG
> RIF types are PORT/LAG
## Sources

Expand Down Expand Up @@ -71,7 +75,7 @@ Workflow:
1. Gather minigraph info
2. Gather LLDP info
3. Get DST/SRC host MAC address
3. Get DST/SRC router MAC/IPv4 address
3. Get DST/SRC router MAC/IPv4/IPv6 address
4. Get DST/SRC port indices (PTF port numbers)
5. Run PTF test

Expand All @@ -86,17 +90,19 @@ It provides mechanism for UDP packets composing/sending/receiving.

Supported parameters:

| Parameter | Description |
|:-------------- |:------------------------------------------------------------- |
| testbed_type | Testbed type |
| dst_host_mac | Destination host MAC address |
| src_host_mac | Source host MAC address |
| dst_router_mac | Destination router MAC address |
| src_router_mac | Source router MAC address |
| dst_router_ip | Destination router IPv4 address |
| src_router_ip | Source router IPv4 address |
| dst_port_ids | Destination port array of indices (when router has a members) |
| src_port_ids | Source port array of indices (when router has a members) |
| Parameter | Description |
|:--------------- |:------------------------------------------------------------- |
| testbed_type | Testbed type |
| dst_host_mac | Destination host MAC address |
| src_host_mac | Source host MAC address |
| dst_router_mac | Destination router MAC address |
| src_router_mac | Source router MAC address |
| dst_router_ipv4 | Destination router IPv4 address |
| src_router_ipv4 | Source router IPv4 address |
| dst_router_ipv6 | Destination router IPv6 address |
| src_router_ipv6 | Source router IPv6 address |
| dst_port_ids | Destination port array of indices (when router has a members) |
| src_port_ids | Source port array of indices (when router has a members) |

## Description

Expand All @@ -107,28 +113,28 @@ After data packet is sent using source port index, we are waiting expected packe

Default values:

* pkt_ttl=64
* pkt_ttl_hlim=64

Values:

* dst_host_ip=\<dst_router_ip\>+1
* src_host_ip=\<src_router_ip\>+1
* dst_host_ipv4_ipv6=\<dst_router_ipv4_ipv6\>+1
* src_host_ipv4_ipv6=\<src_router_ipv4_ipv6\>+1

Data packet:

* DST_MAC=\<src_router_mac\>
* SRC_MAC=\<src_host_mac\>
* DST_IPv4=\<dst_host_ip\>
* SRC_IPv4=\<dst_host_ip\>
* TTL=\<pkt_ttl\>
* DST_IPv4_IPv6=\<dst_host_ipv4_ipv6\>
* SRC_IPv4_IPv6=\<dst_host_ipv4_ipv6\>
* TTL_HL=\<pkt_ttl_hlim\>

Expected packet:

* DST_MAC=\<dst_host_mac\>
* SRC_MAC=\<dst_router_mac\>
* DST_IPv4=\<dst_host_ip\>
* SRC_IPv4=\<dst_host_ip\>
* TTL=\<pkt_ttl\>-1
* DST_IPv4_IPv6=\<dst_host_ipv4_ipv6\>
* SRC_IPv4_IPv6=\<dst_host_ipv4_ipv6\>
* TTL_HL=\<pkt_ttl_hlim\>-1

### Expected results

Expand Down

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