True or False:

1. PISA switches cannot support source routing

2. In-band Network Telemetry allows programmers to add telemetry-related metadata (e.g., switchID, queue delay, etc.) to the packet

3. PISA switches can add custom tags to network packets

4. PISA switches allow programmers to specify a custom packet-processing pipeline

5. Sizes of match-action tables in PISA switches can be reconfigured