From d4b8ab1173bbc8cbde07143fdc1c264b3a3a7883 Mon Sep 17 00:00:00 2001
From: dapplion <35266934+dapplion@users.noreply.github.com>
Date: Tue, 13 Dec 2022 09:29:28 +0700
Subject: [PATCH] Clarify BeaconBlockAndBlobsSidecarByRoot no blob available

---
 specs/eip4844/p2p-interface.md | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/specs/eip4844/p2p-interface.md b/specs/eip4844/p2p-interface.md
index f031b3723..13ada494e 100644
--- a/specs/eip4844/p2p-interface.md
+++ b/specs/eip4844/p2p-interface.md
@@ -185,6 +185,9 @@ No more than `MAX_REQUEST_BLOCKS` may be requested at a time.
 The response MUST consist of zero or more `response_chunk`.
 Each _successful_ `response_chunk` MUST contain a single `SignedBeaconBlockAndBlobsSidecar` payload.
 
+If any root in the request content references a block outside of the range `[max(EIP4844_FORK_EPOCH, finalized_epoch, current_epoch - MIN_EPOCHS_FOR_BLOBS_SIDECARS_REQUESTS), current_epoch]`
+ peers SHOULD respond with error code `3: ResourceUnavailable`.
+
 Clients MUST support requesting blocks and sidecars since the latest finalized epoch.
 
 Clients MUST respond with at least one block and sidecar, if they have it.